Add GitBook theme structure with Traditional Chinese docs

gitbook/components/MenuItemPCNormal.js

@@ -0,0 +1,30 @@
+import SmartLink from '@/components/SmartLink'
+import { useRouter } from 'next/router'
+
+export const MenuItemPCNormal = props => {
+  const { link } = props
+  const router = useRouter()
+  const selected = router.pathname === link.href || router.asPath === link.href
+  if (!link || !link.show) {
+    return null
+  }
+
+  return (
+    <SmartLink
+      key={`${link.id}-${link.slug}`}
+      title={link.name}
+      href={link.href}
+      className={
+        'px-2 duration-300 text-sm justify-between dark:text-gray-300 cursor-pointer flex flex-nowrap items-center ' +
+        (selected
+          ? 'bg-green-600 text-white hover:text-white'
+          : 'hover:text-green-600')
+      }>
+      <div className='items-center justify-center flex '>
+        <i className={link.icon} />
+        <div className='ml-2 whitespace-nowrap'>{link.name}</div>
+      </div>
+      {link.slot}
+    </SmartLink>
+  )
+}